Attachment I Project Drawings.pdf
PDF 9 MB Posted
- Attached to
- Wilcon Lake Dam Overtopping Protection
- Solicitation number
- IFB-114970
- Issued by
- Dinwiddie County, Virginia
About this file
This is a set of project drawings and technical specifications for the Wilcox Lake Dam Overtopping Protection project in Petersburg, Virginia, prepared by Timmons Group and dated February 21, 2025. The project consists of installing HydroTurf CS overtopping protection on the downstream face of the existing earthen Wilcox Lake Dam, an 18.7-acre recreational facility. The scope of work includes installation of a structured geomembrane system, engineered synthetic turf, geotextile layers, a toe drain system with perforated PVC pipe, Class I riprap placement, and concrete anchor trenches at the top and toe of the slope. The total site disturbance is approximately 1.30 acres (56,694.63 square feet). Cross-sectional drawings show the installation details across multiple stations from 0+00 to 6+28.22, with proposed concrete anchor trenches, HydroTurf placement, and drainage components specified throughout. The project is classified as a maintenance activity required for DCR Dam Safety Compliance and is exempt from stormwater management regulations but subject to Virginia Erosion & Sediment Control regulations.
The technical specifications require HydroTurf CS units by Watershed Geosynthetics as the primary product, with specific alternative materials allowed only upon professional evaluation and third-party hydraulic performance testing submitted two weeks before the bid date. Geotextile must be Mirafi 140N or SKAPS GT142; geomembrane must be AGRU 50-mil LLDPE Super Grip Net or approved equal; and synthetic turf must be Type II field/olive/field/jute in 75% green and 25% tan coloring. Installation requires certified Watershed Geosynthetics installers with DemTech training and engineered turf welding credentials. The project plans include temporary sediment and erosion control measures, including silt fence installation, temporary construction entrances, and permanent and temporary seeding in accordance with the Virginia Erosion and Sediment Control Handbook. All construction must comply with Virginia Department of Transportation standards, City of Petersburg requirements, and the Virginia Storm Water Management Handbook, with the most stringent standard governing in case of conflicts.
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Text version
PROJECT SITE
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J. MESSNER
J. MESSNER
M. CLAUD
CITY OF PETERSBURG, VIRGINIA
VICINITY MAP
SCALE: 1" = 1000'
FEBRUARY 21, 2025
WILCOX LAKE DAM OVERTOPPING
PROTECTION
SITE PLAN APPROVAL
CITY OF PETERSBURG, VA
PLANNING & CD:
CODE COMPLIANCE:
PUBLIC WORKS:
UTILITIES:
POLICE:
FIRE MARSHALL:
PLAN NOTES:
N.T.S.
CITY OF PETERSBURG
VIRGINIA STORMWATER MANAGEMENT PROGRAM:
THIS PROJECT IS A MAINTENANCE ACTIVITY REQUIRED FOR DCR DAM SAFETY COMPLIANCE AND IS
THEREFORE EXEMPT FROM STORMWATER MANAGEMENT REGULATIONS.
VIRGINIA EROSION & SEDIMENT CONTROL:
THIS PROJECT IS CONSIDERED A CHESAPEAKE BAY PRESERVATION ACT LAND-DISTURBING ACTIVITY
AND IS THEREFORE SUBJECT TO ESC REGULATIONS. REGISTRATION UNDER THE CONSTRUCTION
GENERAL PERMIT IS REQUIRED BECAUSE THE SITE DISTURBANCE IS 1.58 ACRE.
JOB NO.
SHEET NO.
SCALE
DESIGNED BY
CHECKED BY
D A
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DATE
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Sheet List Table Sheet Number Sheet Title
C0.00 COVER SHEET
C1.00 CONSTRUCTION NOTES AND DETAILS
C2.00 WILCOX LAKE DAM EXISTING CONDITIONS &
DEMOLITION PLAN
C3.00 EROSION AND SEDIMENT CONTROL PLAN
C3.01 EROSION & SEDIMENT CONTROL NOTES &
DETAILS
C4.00 SITE LAYOUT PLAN
C4.01 CROSS SECTIONS
C4.02 CROSS SECTIONS
C4.03 CROSS SECTIONS
C4.04 CROSS SECTIONS
C4.05 CROSS SECTIONS
AutoCAD SHX Text
NAD83
1. THIS PROJECT IS DESIGNED WITH HYDROTURF (R) CS UNITS BY WATERSHED GEOSYNTHETICS.
ANY ALTERNATIVE PRODUCT CONSIDERED MUST MEET SPECIFIC CRITERIA: A PROFESSIONAL
EVALUATION ADHERING TO THE VIRGINIA SOIL AND WATER CONSERVATION BOARD'S
GUIDANCE, STAMPED AND SUBMITTED TWO WEEKS BEFORE BID DATE. ADDITIONALLY, ALL
ALTERNATIVES MUST BE SUBMITTED FOR APPROVAL AND SURPASS THE HYDRAULIC
PERFORMANCE OF HYDROTURF CS, SUPPORTED BY HYDRAULIC JUMP DATA FROM AN
INDEPENDENT THIRD-PARTY WATER RESEARCH LABORATORY.
2. THE GEOTEXTILE SHALL BE MIRAFI 140N, SKAPS GT142, OR APPROVED EQUAL.
3. GEOMEMBRANE
A. THE GEOMEMBRANE SHALL BE AGRU 50-MIL LLDPE SUPER GRIP NET GEOMEMBRANE OR
APPROVED EQUAL.
B. GEOMEMBRANE SHALL BE SUPPLIED BY WATERSHED GEOSYNTHETICS AS A COMPONENT
OF THE HYDROTURF CS REVETMENT SYSTEM.
4. SYNTHETIC TURF
A. TYPE II - FIELD/OLIVE/FIELD/JUTE (75% GREEN & 25% TAN)
5. INSTALLATION OF HYDROTURF CS MANDATES AN APPROVED WG INSTALLER. INSTALLERS
MUST BE DEMTECH TRAINED AND CERTIFIED FOR ENGINEERED TURF WELDING.
CREDENTIALS MUST BE SUBMITTED TO THE ENGINEER OF RECORD FOR APPROVAL
BEFORE INSTALLATION.
HYDROTURF NOTES
HYDROTURF DESIGN INFORMATION
NOTE: THE HYDROTURF DESIGN REPORT IS THE PROPERTY OF WATERSHEDGEO AND IS NOT TO BE
USED WITHOUT THE EXPRESSED WRITTEN PERMISSION OF WATERSHEDGEO.
OVERTOPPING STORM INFORMATION
NOTE: SPILLWAY DESIGN FLOOD (SDF) FOR WILCOX LAKE DAM IS THE 0.9 PMP STORM EVENT.
TOE OF SLOPE
BACKFILL WITH
CLASS A4
CONCRETE
HYDROTURFTM CS
TOE OF SLOPE TERMINATIONA
SECTION N.T.S.
2'
GEOTEXTILE
(MIRAFI 140N,
SKAPS GT142,
OR APPROVED
EQUAL)
2' MIN.
1' MIN.
VDOT STD. CLASS I RIP RAP
TO EXTEND 2' BEYOND END
OF HYDROTURFTM CS
SPILLWAY LINE
THICKNESS = 24"
PREPARED SLOPE
SURFACE
TYPICAL CLEANOUT &
HYDROTURFTM CS PLACEMENT
A
DETAIL N.T.S.5
PANELLA TYPE CLEANOUT WITH
COUNTERSUNK HEAD & SCREW TOP LID.
HYDROTURFTM CS
SEE DETAIL A3 ON
THIS SHEET.
STRUCTURED
GEOMEMBRANE
4"Ø PERFORATED OR
SLOTTED PVC PIPE
GEOTEXTILE
(MIRAFI 140N, SKAPS GT142, OR APPROVED EQUAL)
BACKFILL WITH
CLASS A4
CONCRETE.
4"Ø PVC
CLEANOUT
VDOT #21B
STONE
~1' ~1'
SEE DETAIL
A7 THIS SHEET
FOR TERMINATION
BOOT DETAIL
Notes:
2. The structured geomembrane shall not extend up the outside wall of the trench. It shall be trimmed short of the outside wall and
3. The engineered synthetic turf component of HydroTurf CS shall be in intimate contact with the structured geomembrane. Wrinkles, ripples, fish mouths, and/or bunching shall be removed and properly patched. The engineered synthetic turf shall be trimmed so that it the depth of the trench.
shall extend a minimum of 3 4 of the width of the trench.
does not extend onto the bottom of the trench. It shall be trimmed just short of the bottom and shall extend a minimum of 3 4 of
R
R1. The structured geomembrane component of HydroTurf CS shall be in intimate contact with the Top of Slope & Flank Termination trench (see Detail A4) inside wall and bottom. Wrinkles, ripples, fish mouths, and/or bunching shall be removed and properly patched.
During filling of the trench with the concrete backfill, the contractor shall maintain that the geomembrane is in intimate contact with the trench wall and bottom. Concrete backfill shall be vibrated in place in accordance with standard industry techniques.
HYDROTURFTM CS
SEE FIGURE 5
1' MIN.
BACKFILL WITH CLASS
A4 CONCRETE
2' MIN.
2' MIN.
SEE NOTE 1
SEE NOTE 2
SEE NOTE 3
NOTES:
1. THE STRUCTURED GEOMEMBRANE COMPONENT OF HYDROTURF™ CS SHALL BE IN INTIMATE CONTACT WITH THE ANCHOR
TRENCH INSIDE WALL AND BOTTOM. WRINKLES, RIPPLES, FISH MOUTHS, AND/OR BUNCHING SHALL BE REMOVED AND PROPERLY PATCHED. DURING FILLING OF THE ANCHOR TRENCH WITH THE CONCRETE BACKFILL, THE CONTRACTOR SHALL MAINTAIN THAT THE GEOMEMBRANE IS IN INTIMATE CONTACT WITH THE TRENCH WALL AND BOTTOM. CONCRETE BACKFILL
SHALL BE VIBRATED IN PLACE IN ACCORDANCE WITH STANDARD INDUSTRY TECHNIQUES.
2. THE STRUCTURED GEOMEMBRANE SHALL NOT EXTEND UP THE OUTSIDE WALL OF THE ANCHOR TRENCH. IT SHALL BE TRIMMED SHORT OF THE OUTSIDE WALL AND SHALL EXTEND A MINIMUM OF ¾ OF THE WIDTH OF THE ANCHOR TRENCH.
3. THE ENGINEERED SYNTHETIC TURF COMPONENT OF HYDROTURF™ CS SHALL BE IN INTIMATE CONTACT WITH THE STRUCTURED GEOMEMBRANE. WRINKLES, RIPPLES, FISH MOUTHS, AND/OR BUNCHING SHALL BE REMOVED AND PROPERLY PATCHED. THE ENGINEERED SYNTHETIC TURF SHALL BE TRIMMED SO THAT IT DOES NOT EXTEND ONTO THE BOTTOM OF THE ANCHOR TRENCH.
IT SHALL BE TRIMMED JUST SHORT OF THE BOTTOM AND SHALL EXTEND A MINIMUM OF ¾ OF THE DEPTH OF THE ANCHOR
TRENCH.
HYDROTURFTM CS FLANK TERMINATIONA
SECTION N.T.S.4
HYDROBINDER
ENGINEERED TURF
STRUCTURED
GEOMEMBRANE
4" VDOT
#21B STONE
GEOTEXTILE
(MIRAFI 140N. SKAPS GT142, OR APPROVED EQUAL)
HYDROTURFTM CSA
SECTION N.T.S.3
HYDROTURFTM CS
A
SECTION N.T.S.2
TOE DRAIN DETAIL
HydroTurf CS by Watershed Geosynthetics See Detail A3
Add 3 4" Dia. Weep Hole Every 2' On Center Through Engineered Turf & HydroBinder Only
Backfill with 4000 psi Concrete
Drain Stone
1'
Geocomposite SKAPS Transnet 270-2-8 or approved equal
4" Dia. Perforated or Slotted PVC Pipe
4" Dia. PVC Solid Pipe (at locations show on plan sheet)
See Note 3
See Note 1 See Note 2
1' min.
1' min.
1' Geotextile
Mirafi 140N, SKAPS GT142, or approved equal
1' min.
Rip Rap
R
R
4" Dia. Clean
CLAMP
GASKET
STRUCTURED
GEOMEMBRANE
HYDROTURFTM TERMINATION BOOT
AT CLEANOUTA
SECTION N.T.S.7
CONCRETE
4"Ø PVC
CLEANOUT
VDOT #21B
STONE
Storm Event Frequency (12-hr)
Peak Flow
CFS
Peak WSE, ft.
Overtopping Depth (Wilcox Lake El.
=104.00 ft.)
0.9 PMP 8973.3 111.6 7.6
Full PMP 10118.8 112.0 8.0
VDOT
HYDROTURFTM CS
SEE FIGURE 52' MIN.
NOTES:
1. THE STRUCTURED GEOMEMBRANE COMPONENT OF HYDROTURF™ CS SHALL BE IN INTIMATE CONTACT WITH THE ANCHOR
TRENCH INSIDE WALL AND BOTTOM. WRINKLES, RIPPLES, FISH MOUTHS, AND/OR BUNCHING SHALL BE REMOVED AND PROPERLY PATCHED. DURING FILLING OF THE ANCHOR TRENCH WITH THE CONCRETE BACKFILL, THE CONTRACTOR SHALL MAINTAIN THAT THE GEOMEMBRANE IS IN INTIMATE CONTACT WITH THE TRENCH WALL AND BOTTOM. CONCRETE BACKFILL
SHALL BE VIBRATED IN PLACE IN ACCORDANCE WITH STANDARD INDUSTRY TECHNIQUES.
2. THE STRUCTURED GEOMEMBRANE SHALL NOT EXTEND UP THE OUTSIDE WALL OF THE ANCHOR TRENCH. IT SHALL BE TRIMMED SHORT OF THE OUTSIDE WALL AND SHALL EXTEND A MINIMUM OF ¾ OF THE WIDTH OF THE ANCHOR TRENCH.
3. THE ENGINEERED SYNTHETIC TURF COMPONENT OF HYDROTURF™ CS SHALL BE IN INTIMATE CONTACT WITH THE STRUCTURED GEOMEMBRANE. WRINKLES, RIPPLES, FISH MOUTHS, AND/OR BUNCHING SHALL BE REMOVED AND PROPERLY PATCHED. THE ENGINEERED SYNTHETIC TURF SHALL BE TRIMMED SO THAT IT DOES NOT EXTEND ONTO THE BOTTOM OF THE ANCHOR TRENCH.
IT SHALL BE TRIMMED JUST SHORT OF THE BOTTOM AND SHALL EXTEND A MINIMUM OF ¾ OF THE DEPTH OF THE ANCHOR
TRENCH.
HYDROTURFTM CS FLANK TERMINATION
A
SECTION N.T.S.6
AT EXISTING BUILDING
EXISTING BUILDING
EXISTING GRADE
1' MIN.
BACKFILL WITH CLASS
A4 CONCRETE 2' MIN.
SEE NOTE 1
SEE NOTE 2
SEE NOTE 3
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JOB NO.
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AutoCAD SHX Text SITE INFORMATION: LAND OWNER / DEVELOPER: CITY OF PETERSBURG, VIRGINIA C/O DARRYL WALKER 1616 DEFENSE ROAD PETERSBURG, VA 23805 PHONE: 804 733-2357 804 733-2357 1. THE SUBJECT PARCEL SHOWN HEREON IS OWNED BY THE CITY OF THE SUBJECT PARCEL SHOWN HEREON IS OWNED BY THE CITY OF PETERSBURG (PARCEL 052130004) 2. THE TOPOGRAPHIC AND EXISTING UTILITY SURVEY WAS PREPARED THE TOPOGRAPHIC AND EXISTING UTILITY SURVEY WAS PREPARED BY TIMMONS GROUP 04/02/2018 TO 04/03/2018. HORIZONTAL COORDINATES ARE BASED UPON THE NAD 83 VIRGINIA NORTH ZONE COORDINATE SYSTEM; THE UNITS ARE EXPRESSED USING THE U.S. SURVEY FOOT; VERTICAL DATUM IS NAVD 1988. 3. SOILS INFORMATION SHOWN HEREON IS TAKEN FROM THE NRCS SOILS INFORMATION SHOWN HEREON IS TAKEN FROM THE NRCS SOIL SURVEY GEOGRAPHIC DATABASE. 4. THE PROJECT SITE LIES WITHIN A FEMA ZONE A (AREAS SUBJECT THE PROJECT SITE LIES WITHIN A FEMA ZONE A (AREAS SUBJECT TO INUNDATION BY THE 1 PERCENT ANNUAL CHANCE FLOOD EVENT DETERMINED BY DETAILED METHODS) DESIGNATED AREA AS SHOWN ON FIRM PANEL 5101540216E. 5. THERE ARE NO KNOWN HISTORIC, ARCHITECTURE, OR THERE ARE NO KNOWN HISTORIC, ARCHITECTURE, OR ARCHAEOLOGICAL SITES ON THE SUBJECT PROPERTY. 6. THIS PLAN HAS BEEN PREPARED WITHOUT BENEFIT OF A TITLE THIS PLAN HAS BEEN PREPARED WITHOUT BENEFIT OF A TITLE REPORT AND THEREFORE DOES NOT NECESSARILY INDICATE ALL ENCUMBRANCES ON THE PROPERTY. 7. EXISTING UTILITIES CONSIST OF STORM DRAINAGE, UNDERGROUND EXISTING UTILITIES CONSIST OF STORM DRAINAGE, UNDERGROUND POWER LINES AND UNDERGROUND TELEPHONE LINES. 8. SEDIMENT & EROSION CONTROL WILL BE PROVIDED IN ACCORDANCE SEDIMENT & EROSION CONTROL WILL BE PROVIDED IN ACCORDANCE WITH THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK. 9. TOTAL DISTURBED AREA - 56,694.63 FT (1.30 AC) TOTAL DISTURBED AREA - ± 56,694.63 FT2 (1.30 AC) GENERAL CONSTRUCTION NOTES: ALL CONSTRUCTION SHALL BE IN ACCORDANCE WITH THE STANDARDS SET FORTH IN THE LATEST VERSION OF THE VIRGINIA STORM WATER MANAGEMENT HANDBOOK, VIRGINIA DEPARTMENT OF TRANSPORTATION ROAD AND BRIDGE STANDARDS, AND THE CITY OF PETERSBURG STORMWATER MANAGEMENT DESIGN MANUAL. IN THE EVENT OF CONFLICT BETWEEN ANY OF THESE STANDARDS, SPECIFICATIONS, OR PLANS, THE MOST STRINGENT SHALL GOVERN. 1. THE SITE CONTRACTOR IS RESPONSIBLE FOR MAINTAINING THE SITE CONTRACTOR IS RESPONSIBLE FOR MAINTAINING (ON-SITE) AND REFERENCING DETAIL MANUALS FOR THE ABOVE LISTED AGENCIES. THE CONTRACTOR SHALL NOTIFY THE CITY ENGINEER PRIOR TO CONSTRUCTION IF CONFLICTS OR DISCREPANCIES ARISE BETWEEN THE APPROVED CDs AND AGENCY DETAILS AND MANUALS. 2. CALL "MISS UTILITY" 48 HOURS PRIOR TO THE START OF CALL "MISS UTILITY" 48 HOURS PRIOR TO THE START OF EXCAVATION. VERIFY LOCATION AND ELEVATION OF ALL UNDERGROUND UTILITIES IN AREA OF CONSTRUCTION PRIOR TO STARTING WORK. CONTACT THE ENGINEER AND THE CITY OF PETERSBURG IMMEDIATELY IF LOCATION OR ELEVATION IS DIFFERENT FROM THAT INDICATED. IF THERE APPEARS TO BE A CONFLICT, AND UPON DISCOVERY OF ANY UTILITY NOT INDICATED, CALL "MISS UTILITY" AT 1-800-257-7777 (TOLL FREE). 3. ACQUIRE ANY AND ALL NECESSARY CONSTRUCTION PERMITS ACQUIRE ANY AND ALL NECESSARY CONSTRUCTION PERMITS REQUIRED TO COMPLETE THE SITE WORK AND FURNISH COPIES TO THE OWNER. ANY WORK DONE WITHIN THE CITY RIGHT-OF-WAY REQUIRES A CITY OF PETERSBURG RIGHT-OF-WAY PERMIT. CONTACT BRIAN COPPLE, CITY ENGINEER, PHONE (804) 400-5798, EMAIL:BCOPPLE@PETERSBURG-VA.ORG. 4. ALL WORK SHALL BE SUBJECT TO INSPECTION BY DESIGNATED ALL WORK SHALL BE SUBJECT TO INSPECTION BY DESIGNATED CITY OF PETERSBURG, STAFF. NOTIFY THE CHIEF INSPECTOR 48 HOURS PRIOR TO START OF WORK. 5. DRAIN ALL DISTURBED AREAS TO APPROVED SEDIMENT CONTROL DRAIN ALL DISTURBED AREAS TO APPROVED SEDIMENT CONTROL MEASURES AT ALL TIMES DURING LAND DISTURBING ACTIVITIES AND DURING SITE DEVELOPMENT UNTIL FINAL STABILIZATION IS ACHIEVED. 6. BURNING OF CONSTRUCTION OR DEMOLITION MATERIALS IS NOT BURNING OF CONSTRUCTION OR DEMOLITION MATERIALS IS NOT PERMITTED ON SITE. 7. THE APPROVAL OF THESE PLANS SHALL IN NO WAY RELIEVE THE THE APPROVAL OF THESE PLANS SHALL IN NO WAY RELIEVE THE CONTRACTOR OF COMPLYING WITH OTHER APPLICABLE LOCAL, STATE AND FEDERAL REQUIREMENTS. 8. THE CONTRACTOR SHALL BE RESPONSIBLE FOR SETTING THE THE CONTRACTOR SHALL BE RESPONSIBLE FOR SETTING THE HORIZONTAL AND VERTICAL SURVEY CONTROLS AND TO STAKE OUT THE LOCATION OF ALL PROPOSED STRUCTURES. 9. EROSION & SEDIMENT CONTROL MEASURES SHALL BE MAINTAINED EROSION & SEDIMENT CONTROL MEASURES SHALL BE MAINTAINED CONTINUOUSLY, RELOCATED WHEN AND AS NECESSARY AND SHALL BE CHECKED AFTER EVERY SIGNIFICANT RAINFALL. SEEDED AREAS SHALL BE CHECKED REGULARLY AND SHALL BE WATERED, FERTILIZED, RESEEDED, AND MULCHED AS NECESSARY TO OBTAIN A DENSE STAND OF GRASS. 10. ALL UTILITIES SHALL BE RELOCATED AS NECESSARY PRIOR TO ALL UTILITIES SHALL BE RELOCATED AS NECESSARY PRIOR TO CONSTRUCTION. 11. THE CONTRACTOR IS RESPONSIBLE FOR ANY DAMAGE TO EXISTING THE CONTRACTOR IS RESPONSIBLE FOR ANY DAMAGE TO EXISTING ROADS AND UTILITIES WHICH OCCUR AS A RESULT OF PROJECT CONSTRUCTION. 12. ALL CONSTRUCTION AND MATERIALS SHALL CONFORM TO THE ALL CONSTRUCTION AND MATERIALS SHALL CONFORM TO THE MOST CURRENT CITY OF PETERSBURG AND VDOT STANDARDS AND SPECIFICATIONS. 13. THE CONTRACTOR SHALL PROVIDE ADEQUATE MEANS OF CLEANING THE CONTRACTOR SHALL PROVIDE ADEQUATE MEANS OF CLEANING TRUCKS AND/OR EQUIPMENT OF MUD. IT IS THE CONTRACTORS RESPONSIBILITY TO CLEAN STREETS OF MUD AND/OR DUST, OR TAKE WHATEVER MEASURES NECESSARY TO ENSURE THAT THE STREETS ARE KEPT IN A CLEAN AND DUST FREE CONDITION AT ALL TIMES. 14. THE CONTRACTOR SHALL VISIT THE SITE AND SHALL VERIFY THE CONTRACTOR SHALL VISIT THE SITE AND SHALL VERIFY EXISTING CONDITIONS PRIOR TO STARTING CONSTRUCTION. 15. THE CONTRACTOR SHALL CLEAR THE SITE OF ALL TREES, THE CONTRACTOR SHALL CLEAR THE SITE OF ALL TREES, BUILDINGS, FOUNDATIONS, ETC. WITHIN THE LIMITS OF OF CONSTRUCTION, AND SHALL BE RESPONSIBLE FOR COORDINATING ANY DISCONNECTION OF EXISTING UTILITIES. 16. BEGIN EXCAVATION ALONG EXISTING DOWNSTREAM FACE OF DAM BEGIN EXCAVATION ALONG EXISTING DOWNSTREAM FACE OF DAM FOR PLACEMENT OF THE HYDROTURF, DRAINAGE LAYER COMPONENTS, TOE DRAIN, AND RIPRAP. 17. PLACE GEOTEXTILE, STONE, AND GEOMEMBRANE AS SHOWN IN THE PLACE GEOTEXTILE, STONE, AND GEOMEMBRANE AS SHOWN IN THE DETAILS ON THIS SHEET. 18. PLACE HYDROTURF AS SHOWN ON THE PLANS AND IN PLACE HYDROTURF AS SHOWN ON THE PLANS AND IN ACCORDANCE WITH THE DETAILS ON THIS SHEET. 19. ONCE HYDROTURF HAS BEEN PLACED, SEED ANY ADJACENT, ONCE HYDROTURF HAS BEEN PLACED, SEED ANY ADJACENT, DISTURBED AREAS IN ACCORDANCE WITH THE SEEDING NOTES ON SHEET C3.01. DO NOT PLACE TOPSOIL OR SEED ON TOP OF C3.01. DO NOT PLACE TOPSOIL OR SEED ON TOP OF . DO NOT PLACE TOPSOIL OR SEED ON TOP OF HYDROTURF PRODUCT.
CITY OF PETERSBURG
D.B. 318 PG.799
PID: 052130004
TANGLEWOOD
APARTMENT EQUITIES
INST. #202200350
1700 JOHNSON RD.
UTILITY POLE
EDGE OF WOODS
EDGE OF PAVEMENT
EDGE OF PAVEMENT
EDGE OF PAVEMENT
T
X
WIRE FENCE
EDGE OF WOODS
EDGE OF GRAVEL
EDGE OF WOODS
UTILITY POLE
UTILITY POLE
UTILITY POLE WITH LIGHT
APPROX. LOCATION STORM PIPE UNDERWATER
APPROX. LOCATION
STORM PIPE UNDERWATER
UTILITY POLE WITH LIGHT
WOOD GUARDRAIL
CONCRETE WALL
WOOD GUARDRAIL
DRAINAGE INLET
INV.=83.74'INV.=83.87'
APPROX. DIRECTION STORM PIPE
12" IRON PIPE
INV.=92.89'
DRAINAGE MANHOLE
24" DECIDUOUS
42" DECIDUOUS
12" DECIDUOUS
12" DECIDUOUS
18" DECIDUOUS
30" DECIDUOUS
30" DECIDUOUS
36" DECIDUOUS
EDGE OF PAVEMENT
ROAD STRIPE
BUILDING
EDGE OF WATER
PICNIC TABLE
EDGE OF PAVEMENT
12" DECIDUOUS
STONE WALL
STONE WALL
CONCRETE WALL
EDGE OF SHRUBS
EDGE OF SHRUBS
EDGE OF WOODS
EDGE OF WOODS
EDGE OF WATER
HANDRAIL
HANDRAIL
24" HOLLY TREE
WOOD
BRIDGE
WOOD WALKWAY
WOOD WALL
WOOD WALL
BRICK WALL
BRICK WALL
EDGE OF CONCRETE
BRICK STEP
BRICK STEPS
EDGE OF GRAVELD
15" DECIDUOUS TREE
12" DECIDUOUS TREE
S
D
UTILITY POLE
24" RCP
INV.=92.60'
DRAINAGE MANHOLE CANNOT OPEN
UGP
E O
I
E O
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UTL
UTL
UTL
UTL UTL UTL UTL
EOI
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EO
IEO
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EOI
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24'' SAN
24'' SAN
24'' SAN
24'' SAN
24'' SAN
24'' SAN
EDGE OF WATER
12" DECIDUOUS
10" DECIDUOUS
CONCRETE PUMP HOUSE
FF=95.37'
STONE WALL
10" DECIDUOUS
INV.(NW)=78.10'
INV.(N)=77.88'
INV.(S)=77.97'
24'' SAN
HANDRAIL
INV.=101.81'
INV.=99.99'
UTILITY POLE
EDGE OF SHRUBS
DEFENSE ROAD
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
X
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S
S
FF=110.86'
ROOF
OVERHANG
EDGE OF WOODS
BM-B-SPIKE #56
N:3599018.2254 E:11801680.9086
EL.=109.21'
BM-ROD/CAP #50
N:3599003.0161 E:11801692.3519
EL.=111.32'
BM-GPS CP MAG #51
N:3599243.1525 E:11801585.4386
EL.=95.21'
BM-ROD/CAP #52
N:3599226.1845 E:11801323.9152
EL.=96.62'
BM-ROD/CAP #53
N:3598970.9478
E:11801293.0533
EL.=110.53'
BM-A-SPIKE #57
N:3599237.3798
E:11801265.7273
EL.=101.11'
INV.=76.37'
DEFENSE ROAD
GUARDRAIL
LIMITS OF
FIELD SURVEY
EX. WOOD GUARDRAIL
TO BE REMOVED
EX. WOOD GUARDRAIL
TO BE REMOVED
EX. BOLLARDS (4) TO
BE REMOVED
EXISTING UNDERGROUND UTILITIES IN AREA,
CONTRACTOR TO USE CAUTION WHEN EXCAVATING
FOR STONE AND HYDROTURF INSTALLATIONS
EX. CONCRETE TO
BE REMOVED
EXISTING UNDERGROUND UTILITIES IN AREA,
CONTRACTOR TO USE CAUTION WHEN EXCAVATING
FOR STONE AND HYDROTURF INSTALLATIONS
EX. TREES TO
BE REMOVED
EX. CONCRETE SIDWALKS
TO BE REMOVED
EX. CHAIN LINK FENCE
TO BE REMOVED
EX. CRACKED CONCRETE
WALL TO BE REMOVED
AND REPLACED
EX. BUMPER BLOCKS (5)
TO BE REMOVED
CAUTION: OVERHEAD
POWER LINESCAUTION: OVERHEAD
POWER LINES
EX. TREE
TO BE REMOVED
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40'20'
JOB NO.
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43752.026
2/21/2025
LIMITS OF
FIELD SURVEY
CITY OF PETERSBURG
D.B. 318 PG.799
PID: 052130004
TANGLEWOOD
APARTMENT EQUITIES
INST. #202200350
1700 JOHNSON RD.
UTILITY POLE
EDGE OF WOODS
EDGE OF PAVEMENT
EDGE OF PAVEMENT
EDGE OF PAVEMENT
T
X
WIRE FENCE
EDGE OF WOODS
EDGE OF GRAVEL
EDGE OF WOODS
UTILITY POLE
UTILITY POLE
UTILITY POLE WITH LIGHT
APPROX. LOCATION STORM PIPE UNDERWATER
APPROX. LOCATION
STORM PIPE UNDERWATER
UTILITY POLE WITH LIGHT
WOOD GUARDRAIL
CONCRETE WALL
WOOD GUARDRAIL
DRAINAGE INLET
INV.=83.74'INV.=83.87'
APPROX. DIRECTION STORM PIPE
12" IRON PIPE
INV.=92.89'
DRAINAGE MANHOLE
24" DECIDUOUS
42" DECIDUOUS
12" DECIDUOUS
12" DECIDUOUS
30" DECIDUOUS
30" DECIDUOUS
36" DECIDUOUS
EDGE OF PAVEMENT
ROAD STRIPE
BUILDING
EDGE OF WATER
PICNIC TABLE
EDGE OF PAVEMENT
12" DECIDUOUS
STONE WALL
STONE WALL
CONCRETE WALL
EDGE OF SHRUBS
EDGE OF SHRUBS
EDGE OF WOODS
EDGE OF WOODS
EDGE OF WATER
HANDRAIL
HANDRAIL
WOOD
BRIDGE
WOOD WALKWAY
WOOD WALL
WOOD WALL
BRICK WALL
BRICK WALL
EDGE OF CONCRETE
BRICK STEP
BRICK STEPS
EDGE OF GRAVELD
15" DECIDUOUS TREE
12" DECIDUOUS TREE
S
D
UTILITY POLE
24" RCP
INV.=92.60'
DRAINAGE MANHOLE CANNOT OPEN
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EOI
EOI
24'' SAN
24'' SAN
24'' SAN
24'' SAN
24'' SAN
24'' SAN
EDGE OF WATER
CONCRETE PUMP HOUSE
FF=95.37'
STONE WALL
INV.(NW)=78.10'
INV.(N)=77.88'
INV.(S)=77.97'
24'' SAN
HANDRAIL
INV.=101.81'
INV.=99.99'
UTILITY POLE
EDGE OF SHRUBS
DEFENSE ROAD
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
X
T
D
D
S
S
FF=110.86'
ROOF
OVERHANG
EDGE OF WOODS
BM-B-SPIKE #56
N:3599018.2254 E:11801680.9086
EL.=109.21'
BM-ROD/CAP #50
N:3599003.0161 E:11801692.3519
EL.=111.32'
BM-GPS CP MAG #51
N:3599243.1525 E:11801585.4386
EL.=95.21'
BM-ROD/CAP #52
N:3599226.1845 E:11801323.9152
EL.=96.62'
BM-ROD/CAP #53
N:3598970.9478
E:11801293.0533
EL.=110.53'
BM-A-SPIKE #57
N:3599237.3798
E:11801265.7273
EL.=101.11'
INV.=76.37'
DEFENSE ROAD
GUARDRAIL
TEMPORARY STAGING/STORAGE
CONSTRUCTION
ACCESS
SF
CE
LOD
LOD
LOD
LOD
LOD
LOD
LO
D
LO
D
LO
D
LOD
LO
D
LO
D
LO
D
LODLODLOD
LOD
LOD
LOD
LOD
LO
D
LO
D
LO
D
LO
D
LO
D
LO
D
LO
D
LO
D
LO
D
LO
D
LO
D
LO
D
LO
D
TEMPORARY STORAGE
AND STAGING
SILT FENCE
LEGEND
CONSTRUCTION ENTRANCE
SF
CE
TEMPORARY SEEDING
PERMANENT SEEDING
TS
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M. CLAUD
1" = 20'
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40'20'
JOB NO.
SHEET NO.
SCALE
DESIGNED BY
CHECKED BY
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EROSION AND SEDIMENT CONTROL NARRATIVE
PROJECT DESCRIPTION
THE PROJECT SITE IS LOCATED ALONG DEFENSE ROAD IN THE CITY OF PETERSBURG,
VIRGINIA. THE PROJECT CONSISTS OF THE INSTALLATION HYDROTURF OVERTOPPING
PROTECTION ON THE DOWNSTREAM FACE OF DAM. THE WILCOX LAKE DAM IS AN
EXISTING EARTHEN DAM WITH A 40' WIDE WEIR AND CHANNEL AS THE PRINCIPAL
SPILLWAY AND OVERTOPS THE EXISTING EARTHEN EMBANKMENT AS THE EMERGENCY
SPILLWAY. THE LIMIT OF SITE DISTURBANCE FOR THIS PROJECT IS APPROXIMATELY
1.30 ACRES.
EXISTING SITE CONDITIONS
THE EXISTING SITE IS WITHIN LEGENDS PARK AND CONSISTS OF FORESTED AREAS
SURROUNDING THE EXISTING 18.7 ACRE WILCOX LAKE. THE LAKE IS USED AS A
RECREATIONAL FACILITY AND HAS AN EARTHEN DAM.
OFF-SITE AREAS
THERE WILL BE NO OFF-SITE DISTURBANCE.
CRITICAL AREAS
ALL CONSTRUCTION/DISTURBANCE WITHIN DEFENSE ROAD SHALL HAVE TRAFFIC
CONTROL MEASURES IN PLACE. EROSION AND SEDIMENT CONTROL MEASURES SHALL
BE IMPLEMENTED IN ACCORDANCE WITH THE VIRGINIA EROSION AND SEDIMENT
CONTROL HANDBOOK, 3RD EDITION. STEEP SLOPES ON THE DOWNSTREAM
EMBANKMENT SHALL BE PROTECTED USING SILT FENCE.
EROSION AND SEDIMENT CONTROL MEASURES
UNLESS OTHERWISE INDICATED, ALL VEGETATIVE AND STRUCTURAL EROSION AND
SEDIMENT CONTROL PRACTICES SHALL BE CONSTRUCTED AND MAINTAINED
ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE VIRGINIA
EROSION AND SEDIMENT CONTROL HANDBOOK. THE MINIMUM STANDARDS OF THE
VESCH SHALL BE ADHERED TO UNLESS OTHERWISE WAIVED OR APPROVED BY A
VARIANCE BY AUTHORITIES HAVING JURISDICTION.
STRUCTURAL PRACTICES
1.TEMPORARY CONSTRUCTION ENTRANCE - 3.02
A TEMPORARY CONSTRUCTION ENTRANCE WITH WASH RACK SHALL BE
INSTALLED WHERE THE ACCESS AREA INTERSECTS WITH A PUBLIC MAINTAINED
ROAD. DURING MUDDY SITE CONDITIONS, DRIVERS OF CONSTRUCTION
VEHICLES WILL BE REQUIRED TO WASH SEDIMENT OFF THE WHEELS BEFORE
ENTERING THE PUBLIC ROADWAY.
2. SILT FENCE - 3.05
A TEMPORARY SEDIMENT BARRIER CONSTRUCTED OF POSTS, FILTER FABRIC AND,
IN SOME CASES, A WIRE SUPPORT FENCE, PLACED ACROSS OR AT THE TOE OF A
SLOPE OR IN A MINOR DRAINAGE WAY TO INTERCEPT AND DETAIN SEDIMENT
AND DECREASE FLOW VELOCITIES FROM DRAINAGE AREAS OF LIMITED SIZE;
APPLICABLE WHERE SHEET AND RILL EROSION OR SMALL CONCENTRATED FLOWS
MAY BE A PROBLEM. MAXIMUM EFFECTIVE LIFE OF 6 MONTHS.
3. TEMPORARY SEEDING -- 3.31
ESTABLISHMENT OF TEMPORARY VEGETATIVE COVER ON DISTURBED AREAS THAT
WILL NOT BE BROUGHT TO FINAL GRADE FOR PERIODS OF 30 DAYS TO ONE YEAR
BY SEEDING WITH APPROPRIATE RAPIDLY-GROWING PLANTS.
4. PERMANENT SEEDING -- 3.32
ALL DENUDED AREAS THAT ARE TO REMAIN DORMANT FOR A PERIOD OF TIME
GREATER THAN 1 YEAR OR MORE ARE TO BE PERMANENT SEEDED. ALL AREAS
THAT HAVE REACHED FINAL GRADE ARE TO BE PERMANENTLY SEEDED AS SOON
AS FINAL GRADE IS REACHED.
PERMANENT STABILIZATION
1.ALL DISTURBED AREAS WITHIN CONSTRUCTION LIMITS WILL BE STABILIZED
ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE VIRGINIA
EROSION AND SEDIMENT CONTROL HANDBOOK.
2.SITE MUST BE STABILIZED AT THE END OF EACH DAY.
3.ALL EROSION AND SEDIMENT CONTROL PRACTICES SHALL BE MAINTAINED UNTIL
THEY ARE NO LONGER REQUIRED TO COMPLY WITH THE CONTRACT DOCUMENTS
OR STATE LAW.
STORMWATER RUNOFF CONSIDERATIONS
1.EXISTING DRAINAGE OUTFALL PATTERNS WILL REMAIN THE SAME.
2.PREDEVELOPMENT CONDITIONS WILL REMAIN THE SAME.
GENERAL EROSION AND SEDIMENT CONTROL NOTES
ES-1UNLESS OTHERWISE INDICATED, CONSTRUCT AND MAINTAIN ALL VEGETATIVE
AND STRUCTURAL EROSION AND SEDIMENT CONTROL PRACTICES ACCORDING
TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE VIRGINIA EROSION AND
SEDIMENT CONTROL HANDBOOK AND VIRGINIA REGULATIONS VR 625-02-00
EROSION AND SEDIMENT CONTROL REGULATIONS.
ES-2LOCAL AUTHORITIES HAVING JURISDICTION WILL MAKE A CONTINUING REVIEW
AND EVALUATION OF THE METHODS AND EFFECTIVENESS OF THE E.C. PLAN.
ES-3PLACE ALL EROSION AND SEDIMENT CONTROL MEASURES PRIOR TO OR AS THE
FIRST STEP IN CLEARING, GRADING, OR LAND DISTURBANCE.
ES-4MAINTAIN A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN ON
THE SITE AT ALL TIMES.
ES-5PRIOR TO COMMENCING LAND-DISTURBING ACTIVITIES IN AREAS OTHER THAN
INDICATED ON THESE PLANS (INCLUDING, BUT NOT LIMITED TO, OFFSITE
BORROW OR WASTE AREA), SUBMIT A SUPPLEMENTARY EROSION CONTROL PLAN
TO THE ARCHITECT/ENGINEER FOR REVIEW AND ACCEPTANCE.
ES-6PROVIDE ADDITIONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT
EROSION AND SEDIMENTATION AS DETERMINED BY THE LOCAL AUTHORITY
HAVING JURISDICTION.
ES-7ALL DISTURBED AREAS SHALL DRAIN TO APPROVED SEDIMENT CONTROL
MEASURES AT ALL TIMES DURING LAND-DISTURBING ACTIVITIES AND DURING
SITE DEVELOPMENT.
ES-8DURING DEWATERING OPERATIONS, PUMP WATER INTO AN APPROVED FILTERING
DEVICE.
ES-9INSPECT ALL EROSION CONTROL MEASURES DAILY AND AFTER EACH RUNOFF-
PRODUCING RAINFALL EVENT. MAKE ANY NECESSARY REPAIRS OR CLEANUP TO
MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES
IMMEDIATELY.
SILT FENCE NOTES
1.SILT FENCE AND FILTER FABRIC MUST BE ENTRENCHED.
2.POST FOR SILT FENCES SHALL BE EITHER 2.5 X 2 INCH DIAMETER WOOD OR 1.25
POUNDS PER LINEAR FOOT STEEL WITH A MINIMUM LENGTH OF 5 FEET. STEEL
POST SHALL HAVE PROJECTIONS FOR FASTENING WIRE TO THEM.
3.POST SHALL BE SPACED A MAXIMUM OF 6 FEET APART AT THE BARRIER LOCATION
AND DRIVEN SECURELY INTO THE GROUND (MIN. OF 12 INCHES) WHEN EXTRA
STRENGTH FABRIC IS USED.
4.STAPLE OR WIRE THE FILTER FABRIC DIRECTLY TO THE POST. WIRE FENCE
REINFORCEMENT FOR SILT FENCES USING STANDARD STRENGTH FILTER CLOTH
SHALL BE A MINIMUM OF 42 INCHES IN HEIGHT, A MINIMUM OF 14 GAUGE AND
SHALL HAVE A MAXIMUM MESH SPACING OF 6 INCHES.
5.SEDIMENT MUST BE REMOVED WHEN DEPOSITS REACH APPROXIMATELY
ONE-HALF THE HEIGHT OF THE BARRIER.
6.ANY SEDIMENT DEPOSITS REMAINING IN PLACE AFTER THE SILT FENCE OR FILTER
BARRIER IS NO LONGER REQUIRED SHALL BE DRESSED TO CONFORM WITH THE
EXISTING GRADE, PREPARED AND SEEDED.
7.SILT FENCE SHALL BE REMOVED UPON COMPLETION OF THE PROJECT.
MINIMUM STANDARDS
MS-1: APPLY PERMANENT SOIL STABILIZATION TO DENUDED AREAS WITHIN SEVEN
DAYS AFTER FINAL GRADE IS REACHED ON ANY PORTION OF THE SITE. APPLY
TEMPORARY SOIL STABILIZATION WITHIN SEVEN DAYS TO DENUDED AREAS THAT
MAY NOT BE AT FINAL GRADE BUT WILL REMAIN DORMANT (UNDISTURBED) FOR
LONGER THAN 30 DAYS. APPLY PERMANENT STABILIZATION TO AREAS THAT ARE
TO BE LEFT DORMANT FOR MORE THAN ONE YEAR.
MS-2: STABILIZE OR PROTECT TEMPORARY SOIL STOCKPILES WITH SEDIMENT
TRAPPING MEASURES. PROVIDE TEMPORARY PROTECTION AND PERMANENT
STABILIZATION OF ALL SOIL STOCKPILES ON SITE AS WELL AS SOIL
TRANSPORTED FROM THE PROJECT SITE.
MS-3: ESTABLISH A PERMANENT VEGETATIVE COVER ON DENUDED AREAS NOT
OTHERWISE PERMANENTLY STABILIZED. PERMANENT VEGETATION SHALL NOT BE
CONSIDERED ESTABLISHED UNTIL A GROUND COVER IS ACHIEVED THAT IN THE
OPINION OF THE ARCHITECT/ENGINEER, IS UNIFORM, MATURE ENOUGH TO
SURVIVE AND WILL INHIBIT EROSION.
MS-4: CONSTRUCT SEDIMENT BASINS, TRAPS, PERIMETER DIKES, SEDIMENT
BARRIERS AND OTHER MEASURES INTENDED TO TRAP SEDIMENT AS A FIRST
STEP IN ANY LAND-DISTURBING ACTIVITY AND MAKE THESE MEASURES
FUNCTIONAL BEFORE UP-SLOPE LAND DISTURBANCE OR TIMBERING TAKES
PLACE.
MS-5: APPLY STABILIZATION MEASURES TO EARTHEN STRUCTURES SUCH AS DAMS,
DIKES AND DIVERSIONS IMMEDIATELY AFTER INSTALLATION.
MS-6: CONTROL SURFACE RUNOFF FROM DISTURBED AREAS THAT IS COMPRISED OF
FLOW FROM DRAINAGE AREAS GREATER THAN OR EQUAL TO THREE ACRES TO
ACCOMMODATE THE ANTICIPATED SEDIMENT LOADING FROM THE LAND-
DISTURBING ACTIVITY. THE OUTFALL DEVICE OR SYSTEM DESIGN SHALL TAKE
INTO ACCOUNT THE TOTAL DRAINAGE AREA.
MS-7: CONSTRUCT CUT AND FILL SLOPES IN A MANNER THAT WILL MINIMIZE
EROSION. PROVIDE SLOPES THAT ARE FOUND TO BE ERODING EXCESSIVELY
WITHIN ONE YEAR OF PERMANENT STABILIZATION WITH ADDITIONAL SLOPE
STABILIZING MEASURES UNTIL THE PROBLEM IS CORRECTED.
MS-8: CONCENTRATED RUNOFF SHALL NOT FLOW DOWN CUT OR FILL SLOPES UNLESS
CONTAINED WITHIN AN ADEQUATE TEMPORARY OR PERMANENT CHANNEL, FLUME
OR SLOPE DRAIN STRUCTURE.
MS-9: WHENEVER WATER SEEPS FROM A SLOPE FACE, PROVIDE ADEQUATE DRAINAGE
OR OTHER PROTECTION.
MS-10: PROTECT ALL STORM SEWER INLETS THAT ARE MADE OPERABLE DURING
CONSTRUCTION SO THAT SEDIMENT-LADEN WATER CANNOT ENTER THE
CONVEYANCE SYSTEM WITHOUT FIRST BEING FILTERED OR OTHERWISE TREATED
TO REMOVE SEDIMENT.
MS-11: BEFORE STORMWATER CONVEYANCE CHANNELS ARE MADE OPERATIONAL,
PROVIDE ADEQUATE OUTLET PROTECTION AND ANY REQUIRED TEMPORARY OR
PERMANENT CHANNEL LINING IN BOTH THE CONVEYANCE CHANNEL AND THE
RECEIVING CHANNEL.
MS-12: WHEN WORK IN A LIVE WATERCOURSE IS PERFORMED, TAKE PRECAUTIONS TO
MINIMIZE ENCROACHMENT, CONTROL SEDIMENT TRANSPORT AND STABILIZE THE
WORK AREA TO THE GREATEST EXTENT POSSIBLE DURING CONSTRUCTION.
PROVIDE NON-ERODABLE MATERIAL FOR THE CONSTRUCTION OF CAUSEWAYS
AND COFFERDAMS. EARTHEN FILL MAY BE USED FOR THESE STRUCTURES IF
ARMORED BY NON-ERODABLE COVER MATERIALS.
MS-13: WHEN A LIVE WATERCOURSE MUST BE CROSSED BY CONSTRUCTION VEHICLES
MORE THAN TWICE IN ANY SIX-MONTH PERIOD, PROVIDE A TEMPORARY STREAM
CROSSING CONSTRUCTED OF NON-ERODABLE MATERIAL.
MS-14: MEET ALL APPLICABLE FEDERAL, STATE AND LOCAL REGULATIONS PERTAINING
TO WORKING IN OR CROSSING LIVE WATERCOURSES.
MS-15:STABILIZE THE BED AND BANKS OF A WATERCOURSE IMMEDIATELY AFTER
WORK IN THE WATERCOURSE IS COMPLETED.
MS-16: UNDERGROUND UTILITY LINES SHALL BE INSTALLED IN ACCORDANCE WITH
THESE STANDARDS IN ADDITION TO OTHER APPLICABLE CRITERIA:
1.OPEN NO MORE THAN 500 LINEAR FEET OF TRENCH AT ONE TIME.
2.PLACE EXCAVATED MATERIAL ON THE UPHILL SIDE OF TRENCHES.
3.FILTER EFFLUENT FROM DEWATERING OPERATIONS OR PASS THROUGH AN
APPROVED SEDIMENT TRAPPING DEVICE, OR BOTH, AND DISCHARGE IN A
MANNER THAT DOES NOT ADVERSELY AFFECT FLOWING STREAMS OR OFFSITE
PROPERTY.
4.ACCOMPLISH RESTABILIZATION IN ACCORDANCE WITH THESE REGULATIONS.
5.COMPLY WITH ALL APPLICABLE SAFETY REGULATIONS.
MS-17: WHERE CONSTRUCTION VEHICLE ACCESS ROUTES INTERSECT PAVED PUBLIC
ROADS, MAKE PROVISIONS TO MINIMIZE THE TRANSPORT OF SEDIMENT BY
VEHICULAR TRACKING ONTO THE PAVED SURFACE. WHERE SEDIMENT IS
TRANSPORTED ONTO A PUBLIC ROAD SURFACE, CLEAN THE ROAD THOROUGHLY
AT THE END OF EACH DAY. REMOVE SEDIMENT FROM THE ROADS BY SHOVELING
OR SWEEPING AND TRANSPORT TO A SEDIMENT CONTROL DISPOSAL AREA.
STREET WASHING SHALL BE ALLOWED ONLY AFTER SEDIMENT IS REMOVED IN
THIS MANNER.
MS-18: REMOVE ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES
WITHIN 30 DAYS AFTER FINAL SITE STABILIZATION OR AFTER THE TEMPORARY
MEASURES ARE NO LONGER NEEDED, UNLESS OTHERWISE AUTHORIZED BY THE
LOCAL AUTHORITY HAVING JURISDICTION. PERMANENTLY STABILIZE TRAPPED
SEDIMENT AND THE DISTURBED SOIL AREAS RESULTING FROM THE DISPOSITION
OF TEMPORARY MEASURES TO PREVENT FURTHER EROSION AND SEDIMENTATION.
MS-19: PROPERTIES AND WATERWAYS DOWNSTREAM FROM DEVELOPMENT SITES
SHALL BE PROTECTED FROM SEDIMENT DEPOSITION, EROSION AND DAMAGE DUE
TO INCREASES IN VOLUME, VELOCITY AND PEAK FLOW RATE OF STORMWATER
RUNOFF FOR THE STATED FREQUENCY STORM OF 24-HOUR DURATION IN
ACCORDANCE WITH THE FOLLOWING STANDARDS AND CRITERIA:
1.CONCENTRATED STORMWATER RUNOFF LEAVING A DEVELOPMENT SITE SHALL BE
DISCHARGED DIRECTLY INTO AN ADEQUATE NATURAL OR MAN-MADE RECEIVING
CHANNEL, PIPE OR STORM SEWER SYSTEM. FOR THOSE SITES WHERE RUNOFF IS
DISCHARGED INTO A PIPE OR PIPE SYSTEM, DOWNSTREAM STABILITY ANALYSES
AT THE OUTFALL OF THE PIPE OR PIPE SYSTEM SHALL BE PERFORMED.
2.ADEQUACY OF ALL CHANNELS AND PIPES SHALL BE VERIFIED IN THE FOLLOWING
MANNER:
a. THE APPLICANT SHALL DEMONSTRATE THAT THE TOTAL DRAINAGE AREA
TO THE POINT OF ANALYSIS WITHIN THE CHANNEL IS ONE HUNDRED TIMES
GREATER THAN THE CONTRIBUTING DRAINAGE AREA OF THE PROJECT IN
QUESTION.
b. NATURAL CHANNELS SHALL BE ANALYZED BY THE USE OF A TWO-YEAR
FREQUENCY STORM TO VERIFY THAT STORMWATER WILL NOT OVERTOP
CHANNEL BANKS NOR CAUSE EROSION OF CHANNEL BED OR BANKS.
c. ALL PREVIOUSLY CONSTRUCTED MAN-MADE CHANNELS SHALL BE
ANALYZED BY THE USE OF A TEN-YEAR FREQUENCY STORM TO VERIFY THAT
STORMWATER WILL NOT OVERTOP ITS BANKS AND BY THE USE OF A
TWO-YEAR STORM TO DEMONSTRATE THAT STORMWATER WILL NOT CAUSE
EROSION OF CHANNEL BED OR BANKS.
d. PIPES AND STORM SEWER SYSTEMS SHALL BE ANALYZED BY THE USE OF
A TEN-YEAR FREQUENCY STORM TO VERIFY THAT STORMWATER WILL BE
CONTAINED WITHIN THE PIPE OR SYSTEM.
3.IF EXISTING NATURAL RECEIVING CHANNELS OR PREVIOUSLY CONSTRUCTED
MAN-MADE CHANNELS OR PIPES ARE NOT ADEQUATE, THE APPLICANT SHALL:
a. IMPROVE THE CHANNELS TO A CONDITION WHERE A TEN-YEAR
FREQUENCY STORM WILL NOT OVERTOP THE BANKS AND A TWO-YEAR
FREQUENCY STORM WILL NOT CAUSE EROSION TO THE CHANNEL BED OR
BANKS; OR
b. IMPROVE THE PIPE OR PIPE SYSTEM TO A CONDITION WHERE THE
TEN-YEAR FREQUENCY STORM IS CONTAINED WITHIN THE APPURTENANCES;
OR
c. DEVELOP A SITE DESIGN THAT WILL NOT CAUSE THE PRE-DEVELOPMENT
PEAK RUNOFF RATE FROM A TWO-YEAR STORM TO INCREASE WHEN RUNOFF
OUTFALLS INTO A NATURAL CHANNEL OR WILL NOT CAUSE THE
PRE-DEVELOPMENT PEAK RUNOFF RATE FROM A TEN-YEAR STORM TO
INCREASE WHEN RUNOFF OUTFALLS INTO A MAN-MADE CHANNEL.
d. PROVIDE A COMBINATION OF CHANNEL IMPROVEMENT, STORMWATER
DETENTION/RETENTION OR OTHER MEASURES WHICH IS SATISFACTORY TO
THE PLAN APPROVING AUTHORITY TO PREVENT DOWNSTREAM EROSION.
4.THE APPLICANT SHALL PROVIDE EVIDENCE OF PERMISSION TO MAKE THE
IMPROVEMENTS.
5.ALL HYDROLOGIC ANALYSES SHALL BE BASED ON THE EXISTING WATERSHED
CHARACTERISTICS AND THE ULTIMATE DEVELOPMENT CONDITION OF THE
SUBJECT PROJECT.
6.IF THE APPLICANT CHOOSES AN OPTION THAT INCLUDES STORMWATER
DETENTION/ RETENTION, HE SHALL OBTAIN APPROVAL FROM THE LOCALITY OF A
PLAN FOR MAINTENANCE OF THE DETENTION FACILITIES. THE PLAN SHALL SET
FORTH THE MAINTENANCE REQUIREMENTS OF THE FACILITY AND THE PERSON
RESPONSIBLE FOR PERFORMING THE MAINTENANCE.
7.INCREASED VOLUMES OF SHEET FLOWS THAT MAY CAUSE EROSION OR
SEDIMENTATION ON ADJACENT PROPERTY SHALL BE DIVERTED TO A STABLE
OUTLET, ADEQUATE CHANNEL OR DETENTION FACILITY.
8.IN APPLYING THESE STORMWATER MANAGEMENT CRITERIA, INDIVIDUAL LOTS IN
A RESIDENTIAL SUBDIVISION DEVELOPMENT SHALL NOT BE CONSIDERED TO BE
SEPARATE DEVELOPMENT PROJECTS. INSTEAD, THE RESIDENTIAL SUBDIVISION
DEVELOPMENT, AS A WHOLE, SHALL BE CONSIDERED TO BE A SINGLE
DEVELOPMENT PROJECT. HYDROLOGIC PARAMETERS THAT REFLECT THE
ULTIMATE SUBDIVISION DEVELOPMENT SHALL BE USED IN ALL ENGINEERING
CALCULATIONS.
9.PROPOSED COMMERCIAL OR INDUSTRIAL SUBDIVISIONS SHALL APPLY THESE
STORMWATER MANAGEMENT CRITERIA TO THE DEVELOPMENT AS A WHOLE.
HYDROLOGIC PARAMETERS THAT REFLECT THE ULTIMATE SUBDIVISION
DEVELOPMENT SHALL BE USED IN ALL ENGINEERING CALCULATIONS.
PS
TS
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J. MESSNER
J. MESSNER
M. CLAUD
N.T.S.
JOB NO.
SHEET NO.
SCALE
DESIGNED BY
CHECKED BY
D A
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DRAWN BY
DATE
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CITY OF PETERSBURG
D.B. 318 PG.799
PID: 052130004
TANGLEWOOD
APARTMENT EQUITIES
INST. #202200350
1700 JOHNSON RD.
UTILITY POLE
EDGE OF WOODS
EDGE OF PAVEMENT
EDGE OF PAVEMENT
EDGE OF PAVEMENT
T
X
WIRE FENCE
EDGE OF WOODS
EDGE OF GRAVEL
EDGE OF WOODS
UTILITY POLE
UTILITY POLE
UTILITY POLE WITH LIGHT
APPROX. LOCATION STORM PIPE UNDERWATER
APPROX. LOCATION
STORM PIPE UNDERWATER
UTILITY POLE WITH LIGHT
WOOD GUARDRAIL
CONCRETE WALL
WOOD GUARDRAIL
DRAINAGE INLET
INV.=83.74'INV.=83.87'
APPROX. DIRECTION STORM PIPE
12" IRON PIPE
INV.=92.89'
DRAINAGE MANHOLE
24" DECIDUOUS
42" DECIDUOUS
12" DECIDUOUS
12" DECIDUOUS
30" DECIDUOUS
30" DECIDUOUS
36" DECIDUOUS
EDGE OF PAVEMENT
ROAD STRIPE
BUILDING
EDGE OF WATER
PICNIC TABLE
EDGE OF PAVEMENT
12" DECIDUOUS
STONE WALL
STONE WALL
CONCRETE WALL
EDGE OF SHRUBS
EDGE OF SHRUBS
EDGE OF WOODS
EDGE OF WOODS
EDGE OF WATER
HANDRAIL
HANDRAIL
WOOD
BRIDGE
WOOD WALKWAY
WOOD WALL
WOOD WALL
BRICK WALL
BRICK WALL
EDGE OF CONCRETE
BRICK STEP
BRICK STEPS
EDGE OF GRAVELD
15" DECIDUOUS TREE
12" DECIDUOUS TREE
S
D
UTILITY POLE
24" RCP
INV.=92.60'
DRAINAGE MANHOLE CANNOT OPEN
UGP
E O
I
E O
I
UTL
UTL
UTL
UTL UTL UTL UTL
EOI
W
W
U G
P
UGP
UGT
UGT
UGT
UGT
UG
T
UGT
UG
T
U G
T
U G
T
EOI
UGT
EO
IEO
I
EOI
EOI
24'' SAN
24'' SAN
24'' SAN
24'' SAN
24'' SAN
24'' SAN
EDGE OF WATER
CONCRETE PUMP HOUSE
FF=95.37'
STONE WALL
INV.(NW)=78.10'
INV.(N)=77.88'
INV.(S)=77.97'
24'' SAN
HANDRAIL
INV.=101.81'
INV.=99.99'
UTILITY POLE
EDGE OF SHRUBS
DEFENSE ROAD
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
OHU
X
T
D
D
S
S
FF=110.86'
ROOF
OVERHANG
EDGE OF WOODS
BM-B-SPIKE #56
N:3599018.2254 E:11801680.9086
EL.=109.21'
BM-ROD/CAP #50
N:3599003.0161 E:11801692.3519
EL.=111.32'
BM-GPS CP MAG #51
N:3599243.1525 E:11801585.4386
EL.=95.21'
BM-ROD/CAP #52
N:3599226.1845 E:11801323.9152
EL.=96.62'
BM-ROD/CAP #53
N:3598970.9478
E:11801293.0533
EL.=110.53'
BM-A-SPIKE #57
N:3599237.3798
E:11801265.7273
EL.=101.11'
INV.=76.37'
DEFENSE ROAD
GUARDRAIL
LIMITS OF
FIELD SURVEY
0+
0+
1+
1+50
2+00 2+50 3+00 3+50
4+
4+
5+00
5+50
6+00
6+28.22
X-SEC 0+00
PROPOSED PERFORATED
4" PVC TOE DRAIN W/
CLEANOUTS. REFER TO
DETAILS A2 AND A5 ON
SHEET C1.00.
PROPOSED CLASS I RIPRAP.
REFER TO DETAIL A1 AND A2
ON SHEET C1.00.
PROPOSED TOE OF SLOPE PERIMETER
CONCRETE ANCHOR TRENCH TO BE
INSTALLED. REFER TO DETAIL A1 ON
SHEET C1.00.
PROPOSED TOP OF SLOPE
CONCRETE ANCHOR TRENCH
TO BE INSTALLED. REFER TO
DETAIL A4 ON SHEET C1.00.
PROPOSED TOE OF SLOPE
PERIMETER CONCRETE
ANCHOR TRENCH. REFER TO
DETAIL A1 ON SHEET C1.00.
CONSTRUCT NEW WALL SECTION TO TIE
INTO EXISTING WALL AND INSTALL NEW
CHAINLINK FENCE ALONG TOP OF WALL
(SEE DETAILS SHEET C1.00)
INSTALL NEW CHAINLINK FENCE
ALONG TOP OF WALL
(SEE DETAILS SHEET C1.00)
CAUTION: POWER POLE
AND OVERHEAD LINES
ANCHOR TRENCH
TERMINATION AT
BUILDING, SEE DETAIL
A6 ON SHEET C1.00.
PROPOSED TOP OF SLOPE
CONCRETE ANCHOR TRENCH
TO BE INSTALLED. REFER TO
DETAIL A4 ON SHEET C1.00.
PROPOSED TOE OF SLOPE
PERIMETER CONCRETE
ANCHOR TRENCH. REFER TO
DETAIL A1 ON SHEET C1.00.
PROPOSED SOLID 4" PVC.
REFER TO DETAIL A2 ON
SHEET C1.00.
LEGEND
PROPOSED LIMITS OF HYDROTURF
OVERTOPPING PROTECTION (SEE
DETAILS ON SHEET C1.01)
PROPOSED CONCRETE ANCHOR TRENCH
(SEE DETAILS A2 AND A4 ON SHEET C1.01)
PROPOSED VDOT STD. CLASS I RIPRAP
L:
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S
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PL
A N
J. MESSNER
J. MESSNER
M. CLAUD
1" = 20'
N A
D
SCALE 1"=20'
40'20'
JOB NO.
SHEET NO.
SCALE
DESIGNED BY
CHECKED BY
D A
TE
DRAWN BY
DATE
R
EV
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C R
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TI
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V
IS
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Th es e pl an s an d as so ci at ed d oc um en ts a re th e ex cl us iv e pr op er ty o f T
IM
M O
N S
G R
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P a nd m ay n ot b e re pr od uc ed in w ho le o r i n pa rt an d sh al l n ot b e us ed fo r a ny p ur po se w ha ts oe ve r, in cl us iv e, b ut n ot lim ite d to c on st ru ct io n, b id di ng
, a nd
/o r c on st ru ct io n st ak in g w ith ou t t he e xp re ss w rit te n co ns en t o f T
IM
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020 0 -20 -40 -60 -80 -100
020 0 -20 -40 -60 -80 -100
02040 0 -20 -40 -60 -80 -100
020 0 -20 -40 -60 -80 -100
020 0 -20 -40 -60 -80
X-SEC 0+00
X-SEC 0+25
X-SEC 0+50
X-SEC 0+75
X-SEC 1+00
EXISTING GROUND
EXISTING GROUND
EXISTING GROUND
EXISTING GROUND
EXISTING GROUND
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
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G E
O F
E X
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P A
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M E
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G E
O F
E X
IS
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P A
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M E
N T
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G E
O F
E X
IS
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P A
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M E
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G E
O F
E X
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P A
V E
M E
N T
E D
G E
O F
E X
IS
TI
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P A
V E
M E
N T
CALLOUT LEGEND
A
TOE OF SLOPE TERMINATION.
REFER TO SHEET C1.00 FOR DETAIL.
A
PROPOSED TOE DRAIN.
REFER TO SHEET C1.00 FOR DETAIL.
A
CONCRETE ANCHOR TRENCH AT PERIMETER (SIDE AND TOP
OF SLOPE TERMINATION). REFER TO SHEET C1.00 FOR
DETAIL.
A
HYDROTURF w/DRAINAGE LAYER.
REFER TO SHEET C1.00 FOR DETAIL.
A
TYPICAL CLEANOUT & HYDROTURF.
REFER TO SHEET C1.00 FOR DETAIL.
A
CONCRETE ANCHOR TRENCH AT PERIMETER OF
EXISTING BUILDING. REFER TO SHEET C1.00 FOR DETAIL.
*CROSS SECTION LEGEND
VDOT STD. CLASS I RIP RAP
CLASS A4 CONCRETE
VDOT #21B STONE
HYDROTURF CS,
ENGINEERED TURF
& HYDROBINDER
*LEGEND NOTE: FOR MORE DETAIL, REFER TO THE HYDROTURF
CONSTRUCTION NOTES AND DETAILS ON SHEET C1.00
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C4.01
C R O
S S S
EC
TI
O N
S
J. MESSNER
J. MESSNER
M. CLAUD
H: 1" = 20' V: 1" = 4'
JOB NO.
SHEET NO.
SCALE
DESIGNED BY
CHECKED BY
D A
TE
DRAWN BY
DATE
R
EV
IS
IO
N D
ES
C R
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TI
O
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UR
V
IS
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T
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H O
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S.
Th es e pl an s an d as so ci at ed d oc um en ts a re th e ex cl us iv e pr op er ty o f T
IM
M O
N S
G R
O U
P a nd m ay n ot b e re pr od uc ed in w ho le o r i n pa rt an d sh al l n ot b e us ed fo r a ny p ur po se w ha ts oe ve r, in cl us iv e, b ut n ot lim ite d to c on st ru ct io n, b id di ng
, a nd
/o r c on st ru ct io n st ak in g w ith ou t t he e xp re ss w rit te n co ns en t o f T
IM
M
O N
S G
R O
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B ou ld er s Pa rk w ay , S ui te
R ic hm on d, V A
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L
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F
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TH
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2/21/2025
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020 0 -20 -40 -60 -80
020 0 -20 -40 -60 -80
020 0 -20 -40 -60 -80
020 0 -20 -40 -60 -80 -100
X-SEC 1+25 X-SEC 1+75
X-SEC 2+00
X-SEC 2+25
EXISTING GROUND
EXISTING
GROUND
EXISTING
GROUND
EXISTING
GROUND
A
A
A
02040 0 -20 -40 -60 -80
EXISTING
GROUND
A 4 A
A
A
A
A
A 3 A
A
A
A
A
E D
G E
O F
E X
IS
TI
N G
P A
V E
M E
N T
CALLOUT LEGEND
A
TOE OF SLOPE TERMINATION.
REFER TO SHEET C1.00 FOR DETAIL.
A
PROPOSED TOE DRAIN.
REFER TO SHEET C1.00 FOR DETAIL.
A
CONCRETE ANCHOR TRENCH AT PERIMETER (SIDE AND TOP
OF SLOPE TERMINATION). REFER TO SHEET C1.00 FOR
DETAIL.
A
HYDROTURF w/DRAINAGE LAYER.
REFER TO SHEET C1.00 FOR DETAIL.
A
TYPICAL CLEANOUT & HYDROTURF.
REFER TO SHEET C1.00 FOR DETAIL.
A
CONCRETE ANCHOR TRENCH AT PERIMETER OF
EXISTING BUILDING. REFER TO SHEET C1.00 FOR DETAIL.
*CROSS SECTION LEGEND
VDOT STD. CLASS I RIP RAP
CLASS A4 CONCRETE
VDOT #21B STONE
HYDROTURF CS,
ENGINEERED TURF
& HYDROBINDER
*LEGEND NOTE: FOR MORE DETAIL, REFER TO THE HYDROTURF
CONSTRUCTION NOTES AND DETAILS ON SHEET C1.00
L:
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C4.02
C R O
S S S
EC
TI
O N
S
J. MESSNER
J. MESSNER
M. CLAUD
H: 1" = 20' V: 1" = 4'
JOB NO.
SHEET NO.
SCALE
DESIGNED BY
CHECKED BY
D A
TE
DRAWN BY
DATE
R
EV
IS
IO
N D
ES
C R
IP
TI
O
N
YO
UR
V
IS
IO
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AC
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ED
T
HR
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H O
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S.
Th es e pl an s an d as so ci at ed d oc um en ts a re th e ex cl us iv e pr op er ty o f T
IM
M O
N S
G R
O U
P a nd m ay n ot b e re pr od uc ed in w ho le o r i n pa rt an d sh al l n ot b e us ed fo r a ny p ur po se w ha ts oe ve r, in cl us iv e, b ut n ot lim ite d to c on st ru ct io n, b id di ng
, a nd
/o r c on st ru ct io n st ak in g w ith ou t t he e xp re ss w rit te n co ns en t o f T
IM
M
O N
S G
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B ou ld er s Pa rk w ay , S ui te
R ic hm on d, V A
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TE
C
TI
O N
C
IT
Y O
F
PE
TE
R S B U
R G
V
IR
G
IN
IA
020 0 -20 -40 -60 -80 -100
020 0 -20 -40 -60 -80 -100
020 0 -20 -40 -60 -80
020 0 -20 -40 -60 -80
020 0 -20 -40 -60 -80 -100
X-SEC 2+50
X-SEC 2+75
X-SEC 3+00
X-SEC 3+25
X-SEC 3+50
EXISTING
GROUND
EXISTING
GROUND
EXISTING
GROUND
EXISTING
GROUND
EXISTING
GROUND
A
A
A
A
A
A
A
A
A 3 A
A
A 2 A
A
A
CALLOUT LEGEND
A
TOE OF SLOPE TERMINATION.
REFER TO SHEET C1.00 FOR DETAIL.
A
PROPOSED TOE DRAIN.
REFER TO SHEET C1.00 FOR DETAIL.
A
CONCRETE ANCHOR TRENCH AT PERIMETER (SIDE AND TOP
OF SLOPE TERMINATION). REFER TO SHEET C1.00 FOR
DETAIL.
A
HYDROTURF w/DRAINAGE LAYER.
REFER TO SHEET C1.00 FOR DETAIL.
A
TYPICAL CLEANOUT & HYDROTURF.
REFER TO SHEET C1.00 FOR DETAIL.
A
CONCRETE ANCHOR TRENCH AT PERIMETER OF
EXISTING BUILDING. REFER TO SHEET C1.00 FOR DETAIL.
*CROSS SECTION LEGEND
VDOT STD. CLASS I RIP RAP
CLASS A4 CONCRETE
VDOT #21B STONE
HYDROTURF CS,
ENGINEERED TURF
& HYDROBINDER
*LEGEND NOTE: FOR MORE DETAIL, REFER TO THE HYDROTURF
CONSTRUCTION NOTES AND DETAILS ON SHEET C1.00
L:
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C4.03
C R O
S S S
EC
TI
O N
S
J. MESSNER
J. MESSNER
M. CLAUD
H: 1" = 20' V: 1" = 4'
JOB NO.
SHEET NO.
SCALE
DESIGNED BY
CHECKED BY
D A
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DRAWN BY
DATE
R
EV
IS
IO
N D
ES
C R
IP
TI
O
N
YO
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V
IS
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N
AC
HI
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ED
T
HR
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UG
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Th es e pl an s an d as so ci at ed d oc um en ts a re th e ex cl us iv e pr op er ty o f T
IM
M O
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G R
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P a nd m ay n ot b e re pr od uc ed in w ho le o r i n pa rt an d sh al l n ot b e us ed fo r a ny p ur po se w ha ts oe ve r, in cl us iv e, b ut n ot lim ite d to c on st ru ct io n, b id di ng
, a nd
/o r c on st ru ct io n st ak in g w ith ou t t he e xp re ss w rit te n co ns en t o f T
IM
M
O N
S G
R O
U P
B ou ld er s Pa rk w ay , S ui te
R ic hm on d, V A
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L
4.
0.
F
AX
.5
.1 w w w .t im m on s.
co m
TH
IS
D
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W
IN
G P
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PA
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D
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TH
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CO
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A
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O
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2/21/2025
W
IL
C O
X L
A K E
D A M
O V
ER
TO
PP
IN
G
P R O
TE
C
TI
O N
C
IT
Y O
F
PE
TE
R S B U
R G
V
IR
G
IN
IA
020 0 -20 -40 -60 -80 -100
X-SEC 3+75
EXISTING
GROUND
0204060 0 -20 -40 -60 -80 -100
02040 0 -20 -40 -60 -80
02040 0 -20 -40 -60 -80
X-SEC 4+00 X-SEC 4+50
X-SEC 4+25
EXISTING
GROUND
EXISTING
GROUND
EXISTING
GROUND
A
A
A
A
A
A
A
A
A
A
A
A
A 3 A
A
A
A
A
A
A
A
EX. BUILDING
FOOTPRINT
EX. BUILDING
FOOTPRINT
EX. BUILDING
FOOTPRINT
CALLOUT LEGEND
A
TOE OF SLOPE TERMINATION.
REFER TO SHEET C1.00 FOR DETAIL.
A
PROPOSED TOE DRAIN.
REFER TO SHEET C1.00 FOR DETAIL.
A
CONCRETE ANCHOR TRENCH AT PERIMETER (SIDE AND TOP
OF SLOPE TERMINATION). REFER TO SHEET C1.00 FOR
DETAIL.
A
HYDROTURF w/DRAINAGE LAYER.
REFER TO SHEET C1.00 FOR DETAIL.
A
TYPICAL CLEANOUT & HYDROTURF.
REFER TO SHEET C1.00 FOR DETAIL.
A
CONCRETE ANCHOR TRENCH AT PERIMETER OF
EXISTING BUILDING. REFER TO SHEET C1.00 FOR DETAIL.
*CROSS SECTION LEGEND
VDOT STD. CLASS I RIP RAP
CLASS A4 CONCRETE
VDOT #21B STONE
HYDROTURF CS,
ENGINEERED TURF
& HYDROBINDER
*LEGEND NOTE: FOR MORE DETAIL, REFER TO THE HYDROTURF
CONSTRUCTION NOTES AND DETAILS ON SHEET C1.00
L:
\2
\4
-M C
P et er sb ur g\
2.
6- W ilc ox
_L ak e_ D am _O ve rto pp in g\ D
W G
\S he et \C
D \4
.0
C -4
.0 0-
LA
Y
O .d w g
| P lo tte d on
/2 1/
:1
A
M by M ik e
C la ud
C4.04
C R O
S S S
EC
TI
O N
S
J. MESSNER
J. MESSNER
M. CLAUD
H: 1" = 20' V: 1" = 4'
JOB NO.
SHEET NO.
SCALE
DESIGNED BY
CHECKED BY
D A
TE
DRAWN BY
DATE
R
EV
IS
IO
N D
ES
C R
IP
TI
O
N
YO
UR
V
IS
IO
N
AC
HI
EV
ED
T
HR
O
UG
H O
UR
S.
Th es e pl an s an d as so ci at ed d oc um en ts a re th e ex cl us iv e pr op er ty o f T
IM
M O
N S
G R
O U
P a nd m ay n ot b e re pr od uc ed in w ho le o r i n pa rt an d sh al l n ot b e us ed fo r a ny p ur po se w ha ts oe ve r, in cl us iv e, b ut n ot lim ite d to c on st ru ct io n, b id di ng
, a nd
/o r c on st ru ct io n st ak in g w ith ou t t he e xp re ss w rit te n co ns en t o f T
IM
M
O N
S G
R O
U P
B ou ld er s Pa rk w ay , S ui te
R ic hm on d, V A
TE
L
4.
0.
F
AX
.5
.1 w w w .t im m on s.
co m
TH
IS
D
RA
W
IN
G P
RE
PA
RE
D
A T
TH
E
C…
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